숫자 20217680
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 5 * 7 * 79 * 457 |
약수 | 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 457, 553, 560, 632, 790, 914, 1106, 1264, 1580, 1828, 2212, 2285, 2765, 3160, 3199, 3656, 4424, 4570, 5530, 6320, 6398, 7312, 8848, 9140, 11060, 12796, 15995, 18280, 22120, 25592, 31990, 36103, 36560, 44240, 51184, 63980, 72206, 127960, 144412, 180515, 252721, 255920, 288824, 361030, 505442, 577648, 722060, 1010884, 1263605, 1444120, 2021768, 2527210, 2888240, 4043536, 5054420, 10108840, 20217680 |
약수의 개수 | 80 |
약수의 합 | 54520320 |
성질
표기
바이너리 | 1001101000111111101010000 |
8진수 | 115077520 |
16진수 | 1347f50 |